Finding the Third Proportional to 4,342,222 and 9,261,560

Step by Step Solution

1. Step 1: Write the proportion equation
   4,342,222 : 9,261,560 = 9,261,560 : x
2. Step 2: Convert to fraction form
   4,342,222/9,261,560 = 9,261,560/x
3. Step 3: Cross multiply
   4,342,222x = 9,261,560 × 9,261,560
4. Step 4: Simplify right side
   4,342,222x = 85,776,493,633,600
5. Step 5: Solve for x
   x = 85,776,493,633,600/4,342,222
6. Step 6: Final answer
   x = 19,754,055.33